Topic 5

Needs of
Living Things
Lesson 1 Needs of Plants
Lesson 2 Needs of Animals
Lesson 3 Needs of People
Lesson 4 Life Cycles

Next Generation Science Standard

K-LS1-1 Use observations to describe patterns of what plants and animals
(including humans) need to survive. K-2-ETS1-1 Ask questions, make
observations, and gather information about a situation people want to change
or define a simple problem that can be solved though the development of a
new or improved object or tool. K-2-ETS1-2 Develop a simple sketch, drawing,
or physical model to illustrate how the shape of an object helps it function as
needed to solve a given problem.

144
 Go online to access
your digital course.

 VIDEO

 eTEXT

 INTERACTIVITY

 SCIENCE SONG

 GAME

 ASSESSMENT

What do plants and animals

need to survive?

Show What You Know

Draw a circle on things plants
and animals need to live.

145
 Kickoff

Let’s Build a Park

What do plants and animals
need to live in a park?

Hi! My name is Ms. Chen. I am a

wildlife biologist. The town is building
a new park. Help me make a book
that shows the things plants and
animals will need to live in the park.
The path shows the Quest activities
you will complete as you work
through the topic. Check off your
progress each time you complete
an activity with a QUEST CHECK OFF .
Check-In 1

Lesson 1
Show what plants need
to live in the park.
Next Generation Science Standard
K-LS1-1 Use observations to describe patterns of what
plants and animals (including humans) need to survive.
  VIDEO
Check-In 3 Watch a video about
a wildlife biologist.
Lesson 3
Tell what people will
need to be able to
spend a day in the park.

Check-In Lab 4

Lesson 4
Learn what caterpillars
need to live so that the
park can have beautiful
butterflies.

Check-In 2

Lesson 2
Identify what the
fish in a koi pond
need to live.

Findings
Complete the Quest! Draw
a picture of what the park
should look like so that plants
and animals can live there.

Quest Kickoff 147

 u Connect Lab HANDS-ON LAB
K-LS1-1, SEP.4

What if plants do not Science Practice

get what they need? You make
observations
What observations can you make to to help
answer the question in the title? answer a
scientific
Procedure question.

1. Observe the photos of

the plants.
2. Record your observations.

Analyze and Interpret Data

3. Evaluate Which plant is
getting what it needs?
Tell a partner.
148 Topic 5 Needs of Living Things
 Literacy Connection
 GAME

Alike and Different Practice what you

learn with the Mini
Wildlife biologists observe animals. Games.

Read about ways big cats and pet cats

are alike and different.

Big Cats and Pet Cats

Big cats and pet cats both
need food and water to live.
Big cats, like tigers, must find
their own food and water. Pet pet cat

cats get food and water from

their owners.
 Reading Check Alike and Different
Circle a way tigers and pet cats are alike.
Underline a way they are different.

tiger

Literacy Connection 149

  VIDEO

Lesson 1 Go online to watch

a video about how
plants use air, water,

Needs of Plants and sunlight to grow.

I can tell what plants

Vocabulary
need to survive.
survive
K-LS1-1
pattern

Jumpstart Discovery!

How does a sunflower

plant get what it
needs? Act it out.

150 Topic 5 Needs of Living Things

 u Investigate Lab HANDS-ON LAB
K-LS1-1, SEP.4

How do plants get

Materials
water? • white
carnations
Wildlife biologists observe plants. How
• water
can you observe a plant getting water?
• food coloring
Procedure • clear container
• Colored Flower
1. Make a plan to show Sheet
• crayons
how water moves
through a plant. Science Practice
You analyze
2. Predict what will happen data when
when you put the plant you record
observations.
in water.
3. Observe the flower.
Record your observations
on the Colored Flower
Sheet.
Analyze and Interpret Data
4. Use Data Tell how water
moves in a plant.
Lesson 1 Needs of Plants 151
Plants Need Sunlight Crosscutting
Survive means to live. Concepts T lb x

Plants need sunlight to Patterns A pattern

is something that is
live and grow. the same over and
over again. What
Sunlight helps plants pattern do you
notice about what
make food. plants need?

Plants do not need to get

food from somewhere
else.

152 Topic 5 Needs of Living Things

  INTERACTIVITY

Go online to learn
Plants Need Air more about what
plants need.

Plants need air to survive.

Gases in the air help
plants make their food.
Identify Circle two things on
these pages that plants need.

Lesson 1 Needs of Plants 153

Plants Need Water Literacy T lb x

Plants need water. Alike and Different

Circle a sentence
about how plants
Water helps plants make are alike.
their food.
Water can come from rain.
Water can also come
from people.

Connection

Tell a partner two things

that Ms. Chen should put
in the book.

154 Topic 5 Needs of Living Things

 Check-In

Caring for Plants at the Park

Look at things that could go
in the park.
Identify Circle the things plants will
need to survive.

Evaluate Put an X on the things plants

do not need to survive.
QUEST CHECK OFF 155
  VIDEO

Lesson 2 Go online to learn

more about the types
of food animals eat.

Needs of Animals

I can tell what

Vocabulary
animals need
gills to survive.
K-LS1-1, K-2-ETS1-2

Jumpstart Discovery!

Think about a bear.

What will a bear need
to live? Tell a partner.

156 Topic 5 Needs of Living Things

 u Investigate Lab HANDS-ON LAB
K-LS1-1, SEP.2

Which feet do the Materials

best job?
• felt
• construction
Animals need their feet to paper
move and to get food. How • cardboard
can you build a model of • tape
an animal’s feet? • glue

Procedure • crayons
• scissors
1. Use the images • pipe cleaners

to see how an animal’s Science Practice

feet help them. You use
models to
2. Make a plan to build a learn how
things work.
model of an animal’s feet.
Be careful
3. Build your model. with
scissors!
Analyze and Interpret Data
4. Explain How does your
model animal use its feet
where it lives? Tell a partner.

Lesson 2 Needs of Animals 157

Animals Need Food Math T lb x
Animals must eat food. Count How
many of these
Some animals eat plants. animals eat
plants? How
Some animals eat other many animals
animals. eat animals?

Animals live where they can

get the food they need.
Identify Put an X on a picture
of something an animal eats.

158 Topic 5 Needs of Living Things

  INTERACTIVITY

Go online to learn
Animals Need Water more about things
animals need.

Animals need water to survive.

Animals can get water from
many different places.
Animals can get water
from rain, puddles,
and rivers.
People give
animals
water, too.

Connection

What should Ms.

Chen put in the book
for animals? Tell how
you know.
Lesson 2 Needs of Animals 159
Animals Need Air
Animals need air to survive.
Some animals get air
through their noses and mouths.
A wolf uses its nose and mouth
to get air.
Fish get air through their gills.
Gills take air out of the
water for fish.
 Reading Check Alike and
Different Circle words that tell
how fish and wolves are different.

160 Topic 5 Needs of Living Things

 Check-In

Fish in the Park

The town wants the park to
have a koi pond.
Koi are a type of fish.
They eat many things.
They can eat worms, plants,
and other fish.
Write two things the park needs for
the koi fish to live.

QUEST CHECK OFF 161

 K-2-ETS1-1, K-2-ETS1-2, SEP.1, SEP.6

Design  INTERACTIVITY

Go online to learn
more about building

It Is Cold Out There! animal shelters.

Before a house can be built,

there has to be a plan.
Architects are people who
draw these plans.
Some architects plan houses
for animals.
Would you like to
plan a house
for animals?

162 Topic 5 Needs of Living Things

Design It
Birds can get cold in the winter. Plan a house
that will help keep the birds warm.

Decide what materials to

use on the outside and
the inside.

Draw what the house

should look like.

uEngineer It! Design STEM 163

  VIDEO

Lesson 3 Go online to watch

a video about things
that people need to

Needs of People live.

Vocabulary I can tell what people

need to survive.
shelter
K-LS1-1

Jumpstart Discovery!

How do you feel

when you haven’t
eaten in a long
time? Act it out.

164 Topic 5 Needs of Living Things

 u Investigate Lab HANDS-ON LAB
K-LS1-1, SEP.4

What should you wear? Materials

Clothing is something people • Clothing and
need. How do you decide what Weather Sheet
clothes to wear? • crayons
• safety scissors
Procedure
1. Color the clothing items. Science Practice
You analyze
Cut them out. data to find
patterns.
2. Add them to the season
you would use them. Be careful
with
Analyze and Interpret Data scissors!

3. Identify How did the clothing

you used change?
Tell a partner.
4. Draw Conclusions Describe
one way clothing gives you
something you need.

Lesson 3 Needs of People 165

People are Animals Crosscutting
Concepts
People are a kind of animal. T lb x
They need to eat plants or Patterns A
pattern is
other animals to survive. something that
is the same
They need to drink water. over and over
again. What is
People need air to survive. a pattern with
humans and
other animals?
They breathe air in Underline it.
through their noses
and mouths.

Identify Circle the

body parts that help
people breathe.

166 Topic 5 Needs of Living Things

  INTERACTIVITY

Go online to learn

People Need Clothes more about things

people need to live.

and Shelter
People wear clothes.
They use shelters.
Shelters are things that
cover and protect.
Shelters keep people
safe from the weather.
 Reading Check Alike and
Different Underline two words
that show how people are
different from other animals.

Connection

Tell a partner something people

need to spend a day in the park.
Explain why people need it.
Lesson 3 Needs of People 167
 Check-In

A Place to Sit
Shelters will be part of the park.
Imagine it is a hot day.
Identify Circle items in the picture that
will help people stay cool and dry on a
hot day.

168 QUEST CHECK OFF

Hold It In!
The water-holding frog
can live in the soil for two
years without eating or
drinking. When it rains, it
takes water in through the
skin. If you squeezed the
water-holding frog,
water would come out!

Infer How do water-holding

frogs survive when it does not
rain for a long time?

Extreme Science 169

  VIDEO

Lesson 4 Go online to learn

more about the life
cycle of a salmon.

Life Cycles

I can understand how

Vocabulary
living things change as
life cycle they go through life cycles.
change
hatch K-LS1-1

Jumpstart Discovery!

Be a newborn bird
coming out of an
egg. Act it out.

170 Topic 5 Needs of Living Things

 u Investigate Lab HANDS-ON LAB
K-LS1-1, SEP.4

How does a plant

ow
Materials
gr and change? • potting soil
• clear plastic
How can you show how a plant grows? cups

Procedure • marigold seeds

1. Tell what a plant Science Practice

needs to grow. You make

observations
2. Use the materials to to answer
science
grow a plant. questions.

3. Observe your plant

each day. Draw pictures
to show how it changes.
Day ___ Day ___ Day ___

Analyze and Interpret Data

4. Describe Tell how the
plant changes?
Lesson 4 Life Cycles 171
Living Things have
Life Cycles
Living things go through
different stages of life.
These are called life cycles.
Change means to become
different. All living things change
during their life cycles.
When you were born, you were a
little baby. Now, you are bigger.
Identify Draw a circle on the
first part of a life cycle.

172 Topic 5 Needs of Living Things

  INTERACTIVITY

Go online to explore
Babies Look Different the life cycle of a
pepper plant.

from their Parents

Many animals look
different from their parents.
A newborn seal is white.
It changes color as it
grows up.
 Reading Check Alike and
Different Circle a word that
shows how newborn seals are
different from their parents.

Lesson 4 Life Cycles 173

Life Cycles Can Begin
With Eggs
Some living things come
from eggs.
Newborn birds hatch, or
come out of, an egg.
A newborn penguin is gray
and fuzzy when it hatches.
As it grows, its feathers
will change.

A salamander lays eggs

in water.
The young salamander
looks very different from
the adult.
It changes its shape as
it grows.

174 Topic 5 Needs of Living Things

 Science Practice T lb x
Ask Questions Have
a partner ask you a
question about how young
salamanders change. Try to
answer it!

Connection

What do young penguins

need to grow into adults?

Lesson 4 Life Cycles 175

 Check-In
Lab

How do c a t e r p i l l a r s Materials
• caterpillars
change? • sticks
• plants
What does the town need • netted
to do if it wants to have enclosure
butterflies? • sugar water
• feeding
Procedure pipette

1. Think about what

caterpillars need. Science Practice
You observe
2. Use the materials. to find
Make a plan to take care answers
to science
of the caterpillars. questions.

Handle live
animals
with care.

176 Topic 5 Needs of Living Things

 HANDS-ON LAB
3. Observe the caterpillars. K-LS1-1, SEP.3

Draw what you see.

Day _____ Day _____ Day _____

Analyze and Interpret Data

4. What happened to the caterpillars?

5. Identify What does the park need so

that it can have many butterflies?

QUEST CHECK OFF 177

 Findings  INTERACTIVITY

Go online to learn
more about what

Let’s Build a Park! living things need.

What do plants and animals need

to live in a park?
These plants and animals
will live in the park. What will
they need?

Show What You Found

Now, let’s draw a picture
of the park. You can
draw the animals and
the plants that will live
there. Draw what they
will need to survive.

178 QUEST CHECK OFF

C areer
Connection
Wildlife Biologist
Wildlife biologists
study living things.
They often work
outdoors. They can travel
to many places.
Where would you like to
go if you were a wildlife
biologist? Why?

Quest Findings 179

 Assessment

What do plants and

animals need to survive?

Show What You Learned

Tell what you learned
about plants and animals.

1. How does a plant get food?

a. It makes its own food.
b. It eats other plants.
c. It eats animals.
d. It makes sunlight.

2. What is one need cats and people

share?
a. They both need tools.
b. They both need sunlight.
c. They both need water.
d. They both need clothes.

180 Topic 5 Needs of Living Things

3. Compare what plants and
animals need to survive. Use
the word bank.
water air sunlight food

plants both animals

4. Put the life cycle of the plant in

order. Use the numbers 1, 2, 3.

Assessment 181
 Evidence-Based Assessment

Read this scenario and answer

the questions.
Nora did research about some
animals. She wrote what she
found in this chart.
Animal Food it Eats
bear fish, seeds, nuts
squirrel insects, seeds, nuts
wolf deer, fish
deer grass, leaves

1. How do the animals get food?

a. They use sunlight.
b. They eat living things.
c. They breathe it in.
d. They find it in a store.

182 Topic 5 Needs of Living Things

2. Decide if the statement is true or
false. Put a check in the correct box.
True False
All animals eat plants.
Animals make their own food.
Some animals eat the same food.

3. What might happen if a deer and a

wolf meet?

4. According to Nora’s chart, which

animal eats only plants?
a. bear
b. squirrel
c. wolf
d. deer
Evidence-Based Assessment 183
 u Demonstrate Lab

What needs do Materials

pets have? • books about

pets
You have learned that different
animals have different needs. What
are some needs that pets have? Science Practice
You observe
Procedure to find
answers to
1. Think of a pet you questions.
have or would like to
have.
2. Use the books to find
what the pet needs.

184 Topic 5 Needs of Living Things

 3. Record your data. HANDS-ON LAB
K-LS1-1, SEP.4, SEP.8
Follow the example.

Observations
Type of Pet Food Water Shelter Space

Snake mice bowl rocks fish tank

Analyze and Interpret Data

4. Compare Show your data to
another group. How are the foods
of the animals alike and different?

5. Identify What pattern do you see

for the pets you studied?

uDemonstrate Lab 185